CO2 HEAT PUMPS FOR COMMERCIAL BUILDING APPLICATIONS

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CO2 HEAT PUMPS FOR COMMERCIAL BUILDING APPLICATIONS ( co2-heat-pumps-for-commercial-building-applications )

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Appendix A. %Heating load of the building and cooling load of the data center clear all clc %global P_2 h_2 T_2 s_2 T_3 P_3 h_3 s_3 T_4 P_4 h_4 s_4 P_5 h_5 T_5 s_5 filename= 'data.xlsx'; [num, txt,raw]=xlsread(filename); [Rows,Columns]=size(num); %%Constants fluid='co2.fld'; rho_water=1000; %kg/m^3 P_cold=101.325; %kPa T_sh=10; eta=0.70; T_hot_supply_dh=62+273; T_hot_return_dh=51+273; eta_boiler=0.85 eta_generator=0.80 eta_turbine=0.80 COP_electric=6.381 COP_steam=1.6 COP_avg=(10*COP_electric+3*COP_steam)/13 begday=1 endday=24 c=1; k=2; Savings(1)=0; count(1:1)=c; T_s(1:1)=62; Delta_t=1*3600 for i=1:Rows T_amb=((num(i,10)-32)/1.8)+273; T_amb_tank=mean(T_amb); end C_p_water=4.186 %kJ/kg-K while endday1 if Q_CO2_day_heating(c)>(Q_hot_day(c)) P_2=P_2-0.5; else end if P_2>16000 break; end for i=begday:endday P_2=P_2+0.5; 60

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CO2 Organic Rankine Cycle Experimenter Platform The supercritical CO2 phase change system is both a heat pump and organic rankine cycle which can be used for those purposes and as a supercritical extractor for advanced subcritical and supercritical extraction technology. Uses include producing nanoparticles, precious metal CO2 extraction, lithium battery recycling, and other applications... More Info

Heat Pumps CO2 ORC Heat Pump System Platform More Info

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